import pandas as pd
list=[[110,120,105],[95,110,108],[98,80,100],[112,106,97]]
index=["王蒙",'李珊','赵胜','刘文']
columns=['语文','数学','英语']
df=pd.DataFrame(list,index,columns)
print('原始数据:\n',df)
print('选取王蒙的所有成绩\n',df.iloc[0])
print('选取王蒙和刘文的所有成绩\n',df.iloc[[0,3]])
print('选取王蒙到赵胜的所有成绩\n',df.iloc[0:3])
print('选取王蒙和赵胜的语文和数学成绩\n',df.iloc[[0,2],[0,1]])
print('选取王蒙到赵胜的语文和英语成绩 \n',df.iloc[0:3,[0,2]])

